:root {
  color-scheme: light;
  --page: #f9f9f7;
  --surface: #fcfcfb;
  --ink: #0b0b0b;
  --ink-2: #52514e;
  --muted: #6f6d68;
  --grid: #e1e0d9;
  --axis: #c3c2b7;
  --border: rgba(11, 11, 11, 0.10);
  --track: #f0efec;
  --accent: #2a78d6;
  --series-1: #2a78d6;
  --series-2: #eb6834;
  --series-3: #1baf7a;
  --up: #006300;
  --down: #d03b3b;
  --good: #0ca30c;
  --warn: #b77800;
  --banner-bg: #fff4d6;
  --banner-ink: #5c4300;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    color-scheme: dark;
    --page: #0d0d0d;
    --surface: #1a1a19;
    --ink: #f0efec;
    --ink-2: #c3c2b7;
    --muted: #9a988f;
    --grid: #2c2c2a;
    --axis: #383835;
    --border: rgba(255, 255, 255, 0.10);
    --track: #2c2c2a;
    --accent: #6da7ec;
    --series-1: #3987e5;
    --series-2: #d95926;
    --series-3: #199e70;
    --up: #0ca30c;
    --down: #e66767;
    --good: #0ca30c;
    --warn: #fab219;
    --banner-bg: #3a2f10;
    --banner-ink: #fbe7b0;
  }
}
:root[data-theme="dark"] {
  color-scheme: dark;
  --page: #0d0d0d;
  --surface: #1a1a19;
  --ink: #f0efec;
  --ink-2: #c3c2b7;
  --muted: #9a988f;
  --grid: #2c2c2a;
  --axis: #383835;
  --border: rgba(255, 255, 255, 0.10);
  --track: #2c2c2a;
  --accent: #6da7ec;
  --series-1: #3987e5;
  --series-2: #d95926;
  --series-3: #199e70;
  --up: #0ca30c;
  --down: #e66767;
  --good: #0ca30c;
  --warn: #fab219;
  --banner-bg: #3a2f10;
  --banner-ink: #fbe7b0;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--page);
  color: var(--ink);
  font: 15px/1.5 system-ui, -apple-system, "Segoe UI", sans-serif;
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
h1, h2 { line-height: 1.25; margin: 0; }
h1 { font-size: 1.6rem; font-weight: 650; }
h2 { font-size: 1.05rem; font-weight: 600; margin-bottom: 0.9rem; }
code { font-size: 0.9em; }

.wrap { max-width: 1180px; margin: 0 auto; padding: 0 16px; }
.muted { color: var(--muted); }
.small { font-size: 0.85rem; }
.num { font-variant-numeric: tabular-nums; }
.nowrap { white-space: nowrap; }
.r { text-align: right; }
.up { color: var(--up); }
.down { color: var(--down); }

/* top bar */
.topbar { background: var(--surface); border-bottom: 1px solid var(--border); position: sticky; top: 0; z-index: 10; }
.topbar-inner { display: flex; align-items: center; gap: 24px; min-height: 56px; }
.brand { font-weight: 700; color: var(--ink); white-space: nowrap; }
.nav { display: flex; gap: 4px; overflow-x: auto; scrollbar-width: none; }
.nav::-webkit-scrollbar { display: none; }
.nav a { color: var(--ink-2); padding: 6px 10px; border-radius: 6px; white-space: nowrap; font-size: 0.92rem; }
.nav a:hover { background: var(--track); text-decoration: none; }
.nav a[aria-current="page"] { color: var(--ink); background: var(--track); font-weight: 600; }

.sample-banner { background: var(--banner-bg); color: var(--banner-ink); font-size: 0.9rem; padding: 8px 0; }

.page-head { display: flex; flex-wrap: wrap; align-items: baseline; justify-content: space-between; gap: 8px; margin: 28px 0 20px; }
.page-head p { margin: 0; font-size: 0.88rem; }
.lead { font-size: 1.05rem; color: var(--ink-2); max-width: 70ch; }

/* cards & grids */
.card { background: var(--surface); border: 1px solid var(--border); border-radius: 10px; padding: 20px; margin-bottom: 20px; min-width: 0; }
.card-head { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: baseline; gap: 8px; margin-bottom: 0.9rem; }
.card-head h2 { margin: 0; }
.grid-2 { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 20px; }
.grid-2 > .card { margin-bottom: 20px; }
.card .grid-2 { gap: 24px; }

/* stat tiles */
.tiles { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 16px; margin-bottom: 20px; }
.tile { background: var(--surface); border: 1px solid var(--border); border-radius: 10px; padding: 16px 18px; min-width: 0; }
.tile-label { color: var(--ink-2); font-size: 0.85rem; }
.tile-value { font-size: 1.55rem; font-weight: 650; margin-top: 4px; overflow-wrap: anywhere; }
.tile-sub { color: var(--muted); font-size: 0.82rem; margin-top: 2px; }

/* tables */
.table-wrap { overflow-x: auto; margin: 0 -4px; padding: 0 4px; }
.table { width: 100%; border-collapse: collapse; font-size: 0.9rem; }
.table th { text-align: left; font-weight: 600; color: var(--ink-2); font-size: 0.8rem; border-bottom: 1px solid var(--axis); padding: 8px 10px; white-space: nowrap; }
.table th.r { text-align: right; }
.table td { padding: 9px 10px; border-bottom: 1px solid var(--grid); vertical-align: top; }
.table td.num { white-space: nowrap; }
.table td:first-child { min-width: 9rem; }
.table tfoot td { font-weight: 600; border-bottom: 0; border-top: 1px solid var(--axis); }
.table tbody tr:hover td { background: var(--track); }

/* horizontal bars */
.hbars { list-style: none; margin: 0; padding: 0; display: grid; gap: 12px; }
.hbars li { display: grid; grid-template-columns: minmax(0, 11rem) minmax(0, 1fr) auto; gap: 12px; align-items: center; }
.hbar-label { font-size: 0.9rem; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.hbar-track { height: 10px; background: var(--track); border-radius: 4px; overflow: hidden; }
.hbar-fill { display: block; height: 100%; background: var(--series-1); border-radius: 0 4px 4px 0; }
.hbar-value { font-size: 0.88rem; white-space: nowrap; }

/* segmented bar */
.segbar { display: flex; gap: 2px; height: 22px; border-radius: 4px; overflow: hidden; margin-bottom: 14px; }
.seg { display: block; min-width: 3px; }
.s1 { background: var(--series-1); }
.s2 { background: var(--series-2); }
.s3 { background: var(--series-3); }
.legend { list-style: none; margin: 0; padding: 0; display: grid; gap: 8px; font-size: 0.9rem; }
.legend li { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.swatch { width: 10px; height: 10px; border-radius: 2px; display: inline-block; }

/* meters */
.meter-head { display: flex; justify-content: space-between; gap: 8px; flex-wrap: wrap; font-size: 0.92rem; margin-bottom: 6px; }
.meter-track { height: 12px; background: var(--track); border-radius: 4px; overflow: hidden; }
.meter-fill { display: block; height: 100%; background: var(--series-1); border-radius: 0 4px 4px 0; }
.meter-foot { font-size: 0.82rem; margin-top: 4px; }

/* badges & status */
.badge { display: inline-block; font-size: 0.75rem; padding: 1px 7px; border-radius: 999px; border: 1px solid var(--border); color: var(--ink-2); white-space: nowrap; }
.status { font-size: 0.85rem; white-space: nowrap; }
.status.good { color: var(--good); }
.status.warn { color: var(--warn); }

.report-list { list-style: none; margin: 0 0 8px; padding: 0; display: grid; gap: 10px; }
.report-list li { display: flex; flex-direction: column; }

/* charts */
.chart-box { position: relative; height: 260px; }
.chart-box.tall { height: 320px; }
.table-toggle { margin-top: 12px; }
.table-toggle summary { cursor: pointer; color: var(--accent); font-size: 0.88rem; }

/* report text */
.prose { max-width: 80ch; }
.prose h2 { margin-top: 1.4rem; }
.prose h2:first-child { margin-top: 0; }
.prose table { border-collapse: collapse; font-size: 0.9rem; margin: 0.5rem 0 1rem; }
.prose th, .prose td { border-bottom: 1px solid var(--grid); padding: 6px 12px 6px 0; text-align: left; }
.prose blockquote { margin: 0 0 1rem; padding: 8px 14px; background: var(--banner-bg); color: var(--banner-ink); border-radius: 6px; }
.prose blockquote p { margin: 0; }

pre.error { white-space: pre-wrap; background: var(--track); padding: 12px; border-radius: 6px; }
.footer { padding: 24px 16px 40px; font-size: 0.82rem; }

@media (max-width: 900px) {
  .tiles { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .grid-2 { grid-template-columns: minmax(0, 1fr); gap: 0; }
  .card .grid-2 { gap: 20px; }
}
@media (max-width: 560px) {
  .topbar-inner { flex-direction: column; align-items: stretch; gap: 4px; padding-top: 10px; padding-bottom: 6px; }
  .tile-value { font-size: 1.25rem; }
  .card { padding: 16px; }
  .hbars li { grid-template-columns: minmax(0, 1fr) auto; }
  .hbar-track { grid-column: 1 / -1; grid-row: 2; }
}

/* update page */
.steps { margin: 0 0 1rem; padding-left: 1.3rem; display: grid; gap: 6px; }
.actions { display: flex; flex-wrap: wrap; gap: 10px; margin: 0 0 0.8rem; }
.button { display: inline-block; background: var(--accent); color: #fff; border: 0; border-radius: 6px; padding: 8px 14px; font: inherit; font-weight: 600; cursor: pointer; }
.button:hover { text-decoration: none; filter: brightness(1.08); }
.button.secondary { background: transparent; color: var(--accent); border: 1px solid var(--accent); }
.upload { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; }
.upload input[type=file] { max-width: 100%; }
.notice h2 { margin-bottom: 0.4rem; }
.notice p { margin: 0.3rem 0; }
.good-notice { border-color: var(--good); }
.good-notice h2 { color: var(--good); }
.bad-notice { border-color: var(--down); }
.bad-notice h2 { color: var(--down); }

/* sign in */
.signout { margin-left: auto; display: flex; align-items: center; gap: 10px; white-space: nowrap; }
.linkish { background: none; border: 0; padding: 0; color: var(--accent); font: inherit; cursor: pointer; }
.linkish:hover { text-decoration: underline; }
.login-body { min-height: 100vh; display: grid; place-items: center; padding: 16px; }
.login-card { width: 100%; max-width: 380px; text-align: center; padding: 32px 24px; }
.login-card h1 { margin-bottom: 8px; }
.login-card .button { display: inline-flex; align-items: center; gap: 10px; margin-top: 12px; }
.button.google { background: var(--surface); color: var(--ink); border: 1px solid var(--axis); }
.login-error { color: var(--down); background: var(--track); border-radius: 6px; padding: 8px 12px; }
@media (max-width: 560px) {
  .signout { margin-left: 0; justify-content: space-between; }
}